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Kazuhiko Kashima
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Shinagawa-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Calibration curve formation method, impurity concentration measurem...
Patent number
9,541,452
Issue date
Jan 10, 2017
GlobalWafers Japan Co., Ltd.
Satoko Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon wafer and method for heat-treating silicon wafer
Patent number
8,999,864
Issue date
Apr 7, 2015
Global Wafers Japan Co., Ltd.
Takeshi Senda
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method of manufacturing single crystal silicon wafer from ingot gro...
Patent number
8,476,149
Issue date
Jul 2, 2013
Global Wafers Japan Co., Ltd.
Hiromichi Isogai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for heat treating a silicon wafer
Patent number
8,399,341
Issue date
Mar 19, 2013
Covalent Materials Corporation
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of heat treating silicon wafer
Patent number
8,252,700
Issue date
Aug 28, 2012
Covalent Materials Corporation
Takeshi Senda
C30 - CRYSTAL GROWTH
Information
Patent Grant
Manufacturing method for silicon wafer
Patent number
7,977,219
Issue date
Jul 12, 2011
Covalent Materials Corporation
Hiromichi Isogai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Fiber Bragg grating element
Patent number
7,835,604
Issue date
Nov 16, 2010
The Furukawa Electric Co., Ltd.
Yasuo Uemura
G02 - OPTICS
Information
Patent Grant
Semiconductor substrate comprising a support substrate which compri...
Patent number
7,193,294
Issue date
Mar 20, 2007
Toshiba Ceramics Co., Ltd.
Reiko Yoshimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon single crystal wafer fabricating method and silicon single...
Patent number
7,048,796
Issue date
May 23, 2006
Toshiba Ceramics Co., Ltd.
Masayuki Watanabe
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon wafer manufacturing method eliminating final mirror-polishi...
Patent number
5,744,401
Issue date
Apr 28, 1998
Toshiba Ceramics Co., Ltd.
Hiroshi Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Neutron transmutation doping of a silicon wafer
Patent number
4,910,156
Issue date
Mar 20, 1990
Toshiba Ceramics Co., Ltd.
Shin'ichiro Takasu
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
CALIBRATION CURVE FORMATION METHOD, IMPURITY CONCENTRATION MEASUREM...
Publication number
20150338276
Publication date
Nov 26, 2015
GLOBALWAFERS JAPAN CO., LTD.
Satoko NAKAGAWA
G01 - MEASURING TESTING
Information
Patent Application
SILICON SINGLE CRYSTAL AND METHOD FOR MANUFACTURE THEREOF
Publication number
20150017086
Publication date
Jan 15, 2015
GlobalWafers Japan Co., Ltd.
Yuta NAGAI
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MANUFACTURING SILICON WAFER
Publication number
20130175726
Publication date
Jul 11, 2013
GlobalWafers Japan Co., Ltd.
Toshiro MINAMI
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR HEAT TREATING A SILICON WAFER
Publication number
20120184091
Publication date
Jul 19, 2012
Covalent Materials Corporation
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON WAFER AND METHOD FOR HEAT-TREATING SILICON WAFER
Publication number
20120139088
Publication date
Jun 7, 2012
Covalent Materials Corporation
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of heat treating silicon wafer
Publication number
20100197146
Publication date
Aug 5, 2010
COVALENT MATERIALS CORPORATION
Takeshi Senda
C30 - CRYSTAL GROWTH
Information
Patent Application
MANUFACTURING METHOD FOR SILICON WAFER
Publication number
20100055884
Publication date
Mar 4, 2010
COVALENT MATERIALS CORPORATION
Hiromichi Isogai
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON WAFER, METHOD FOR MANUFACTURING THE SAME AND METHOD FOR HEA...
Publication number
20100038757
Publication date
Feb 18, 2010
COVALENT MATERIALS CORPORATION
Hiromichi Isogai
C30 - CRYSTAL GROWTH
Information
Patent Application
FIBER BRAGG GRATING ELEMENT
Publication number
20090052828
Publication date
Feb 26, 2009
The Furukawa Electric CO., LTD
Yasuo Uemura
G02 - OPTICS
Information
Patent Application
SILICON MEMBER AND METHOD OF MANUFACTURING THE SAME
Publication number
20080277768
Publication date
Nov 13, 2008
COVALENT MATERIALS CORPORATION
Masataka MORIYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FIBER BRAGG GRATING AND MANUFACTURING METHOD THEREFOR
Publication number
20080212925
Publication date
Sep 4, 2008
THE FURUKAWA ELECTRIC CO., LTD.
Yoshihiro ARASHITANI
G02 - OPTICS
Information
Patent Application
SILICON WAFER
Publication number
20070240628
Publication date
Oct 18, 2007
Toshiba Ceramics Co., Ltd
Takashi Watanabe
C30 - CRYSTAL GROWTH
Information
Patent Application
ARSENIC DOPANTS FOR PULLING OF SILICON SINGLE CRYSTAL, PROCESS FOR...
Publication number
20070227440
Publication date
Oct 4, 2007
TOSHIBA CERAMICS CO., LTD.
Kazuhiko Kashima
C30 - CRYSTAL GROWTH
Information
Patent Application
Method of manufacturing silicon wafer
Publication number
20070068447
Publication date
Mar 29, 2007
TOSHIBA CERAMICS CO., LTD.
Koji Izunome
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon member and method of manufacturing the same
Publication number
20060170078
Publication date
Aug 3, 2006
TOSHIBA CERAMICS CO., LTD.
Masataka Moriya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
A semiconductor substrate comprising a support substrate which comp...
Publication number
20060118868
Publication date
Jun 8, 2006
TOSHIBA CERAMICS CO., LTD.
Reiko Yoshimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Arsenic dopants for pulling of silicon single crystal, process for...
Publication number
20050215057
Publication date
Sep 29, 2005
TOSHIBA CERAMICS CO., LTD.
Kazuhiko Kashima
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon single crystal wafer fabricating method and silicon single...
Publication number
20050039671
Publication date
Feb 24, 2005
TOSHIBA CERAMICS CO., LTD.
Masayuki Watanabe
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon single crystal wafer fabricating method and silicon single...
Publication number
20030029375
Publication date
Feb 13, 2003
TOSHIBA CERAMICS CO., LTD.
Masayuki Watanabe
C30 - CRYSTAL GROWTH